/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncClient/Source/ConcertSyncClient/Public/IConcertClientPackageBridge.h
Called when a local package is discarded.
[FOnConcertClientLocalPackageDiscarded](API\Plugins\ConcertSyncClient\FOnConcertClientLocalPackageDisc-) & OnLocalPackageDiscarded()